402159420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{171863}}^1$

素因数の和:171891

約数の個数: 72

約数和(自身を含む): 1313728416

約数和(自身を除く): 911568996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 171863, 343726, 515589, 687452, 859315, 1031178, 1546767, 1718630, 2062356, 2234219, 2577945, 3093534, 3437260, 4468438, 5155890, 6187068, 6702657, 7733835, 8936876, 10311780, 11171095, 13405314, 15467670, 20107971, 22342190, 26810628, 30935340, 33513285, 40215942, 44684380, 67026570, 80431884, 100539855, 134053140, 201079710, 402159420]

約数ペア:

[(1, 402159420), (2, 201079710), (3, 134053140), (4, 100539855), (5, 80431884), (6, 67026570), (9, 44684380), (10, 40215942), (12, 33513285), (13, 30935340), (15, 26810628), (18, 22342190), (20, 20107971), (26, 15467670), (30, 13405314), (36, 11171095), (39, 10311780), (45, 8936876), (52, 7733835), (60, 6702657), (65, 6187068), (78, 5155890), (90, 4468438), (117, 3437260), (130, 3093534), (156, 2577945), (180, 2234219), (195, 2062356), (234, 1718630), (260, 1546767), (390, 1031178), (468, 859315), (585, 687452), (780, 515589), (1170, 343726), (2340, 171863)]